<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>YUOL成绩查询系统</title>
    <link rel="stylesheet" href="./static/css/copy.css">
</head>
<body>
        <div class="all" >
                <h1>YUOL成绩查询系统</h1>
{% block content %}
{% endblock %}
</div> 
</body> 
</html> 